GZip¶
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class
numcodecs.gzip.
GZip
(level=1)¶ Codec providing gzip compression using zlib via the Python standard library.
Parameters: - level : int
Compression level.
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codec_id
= 'gzip'¶
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encode
(buf)¶ Encode data in buf.
Parameters: - buf : buffer-like
Data to be encoded. May be any object supporting the new-style buffer protocol or array.array under Python 2.
Returns: - enc : buffer-like
Encoded data. May be any object supporting the new-style buffer protocol or array.array under Python 2.
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decode
(buf, out=None)¶ Decode data in buf.
Parameters: - buf : buffer-like
Encoded data. May be any object supporting the new-style buffer protocol or array.array under Python 2.
- out : buffer-like, optional
Writeable buffer to store decoded data. N.B. if provided, this buffer must be exactly the right size to store the decoded data.
Returns: - dec : buffer-like
Decoded data. May be any object supporting the new-style buffer protocol or array.array under Python 2.
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get_config
()¶ Return a dictionary holding configuration parameters for this codec. Must include an ‘id’ field with the codec identifier. All values must be compatible with JSON encoding.
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classmethod
from_config
(config)¶ Instantiate codec from a configuration object.